<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
    <form method="post">
        <table border="2">
            <thead>
                <th colspan="4">表格</th>
            </thead>
            <tbody>
            <tr>
                <td style="width: 25%">
                    <label for="name">name</label>
                    <input type="text" id="name" placeholder="name">
                </td>
                <td style="width: 25%"><input type="password"></td>
                <td style="width: 25%"><input style="width: 100%" type="reset"></td>
                <td style="width: 25%"><input style="width: 100%" type="submit" value="submit"></td>
            </tr>
            <tr>
                <td>
                    <select style="width: 100%">
                        <optgroup label="分组1">
                            <option>第一个选项</option>
                            <option>第二个选项</option>
                            <option>第三个选项</option>
                        </optgroup>
                    </select>
                </td>
                <td>
                    <select style="width: 100%">
                        <optgroup label="分组2">
                            <option>第一个选项</option>
                            <option>第二个选项</option>
                            <option>第三个选项</option>
                        </optgroup>
                    </select>
                </td>
                <td>
                    <input type="text" value="disable" disabled="true">
                </td>
                <td>
                    <input type="text" value="readonly" readonly="readonly">
                </td>
            </tr>
            </tbody>
        </table>

    </form>
</body>
</html>